162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-only 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Copyright (c) 2014 MediaTek Inc. 462306a36Sopenharmony_ci * Author: Shunli Wang <shunli.wang@mediatek.com> 562306a36Sopenharmony_ci */ 662306a36Sopenharmony_ci 762306a36Sopenharmony_ci#include <linux/clk-provider.h> 862306a36Sopenharmony_ci#include <linux/platform_device.h> 962306a36Sopenharmony_ci 1062306a36Sopenharmony_ci#include "clk-mtk.h" 1162306a36Sopenharmony_ci#include "clk-gate.h" 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_ci#include <dt-bindings/clock/mt2701-clk.h> 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_cistatic const struct mtk_gate_regs hif_cg_regs = { 1662306a36Sopenharmony_ci .sta_ofs = 0x0030, 1762306a36Sopenharmony_ci}; 1862306a36Sopenharmony_ci 1962306a36Sopenharmony_ci#define GATE_HIF(_id, _name, _parent, _shift) \ 2062306a36Sopenharmony_ci GATE_MTK(_id, _name, _parent, &hif_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv) 2162306a36Sopenharmony_ci 2262306a36Sopenharmony_cistatic const struct mtk_gate hif_clks[] = { 2362306a36Sopenharmony_ci GATE_DUMMY(CLK_DUMMY, "hif_dummy"), 2462306a36Sopenharmony_ci GATE_HIF(CLK_HIFSYS_USB0PHY, "usb0_phy_clk", "ethpll_500m_ck", 21), 2562306a36Sopenharmony_ci GATE_HIF(CLK_HIFSYS_USB1PHY, "usb1_phy_clk", "ethpll_500m_ck", 22), 2662306a36Sopenharmony_ci GATE_HIF(CLK_HIFSYS_PCIE0, "pcie0_clk", "ethpll_500m_ck", 24), 2762306a36Sopenharmony_ci GATE_HIF(CLK_HIFSYS_PCIE1, "pcie1_clk", "ethpll_500m_ck", 25), 2862306a36Sopenharmony_ci GATE_HIF(CLK_HIFSYS_PCIE2, "pcie2_clk", "ethpll_500m_ck", 26), 2962306a36Sopenharmony_ci}; 3062306a36Sopenharmony_ci 3162306a36Sopenharmony_cistatic u16 rst_ofs[] = { 0x34, }; 3262306a36Sopenharmony_ci 3362306a36Sopenharmony_cistatic const struct mtk_clk_rst_desc clk_rst_desc = { 3462306a36Sopenharmony_ci .version = MTK_RST_SIMPLE, 3562306a36Sopenharmony_ci .rst_bank_ofs = rst_ofs, 3662306a36Sopenharmony_ci .rst_bank_nr = ARRAY_SIZE(rst_ofs), 3762306a36Sopenharmony_ci}; 3862306a36Sopenharmony_ci 3962306a36Sopenharmony_cistatic const struct mtk_clk_desc hif_desc = { 4062306a36Sopenharmony_ci .clks = hif_clks, 4162306a36Sopenharmony_ci .num_clks = ARRAY_SIZE(hif_clks), 4262306a36Sopenharmony_ci .rst_desc = &clk_rst_desc, 4362306a36Sopenharmony_ci}; 4462306a36Sopenharmony_ci 4562306a36Sopenharmony_cistatic const struct of_device_id of_match_clk_mt2701_hif[] = { 4662306a36Sopenharmony_ci { .compatible = "mediatek,mt2701-hifsys", .data = &hif_desc }, 4762306a36Sopenharmony_ci { /* sentinel */ } 4862306a36Sopenharmony_ci}; 4962306a36Sopenharmony_ciMODULE_DEVICE_TABLE(of, of_match_clk_mt2701_hif); 5062306a36Sopenharmony_ci 5162306a36Sopenharmony_cistatic struct platform_driver clk_mt2701_hif_drv = { 5262306a36Sopenharmony_ci .probe = mtk_clk_simple_probe, 5362306a36Sopenharmony_ci .remove_new = mtk_clk_simple_remove, 5462306a36Sopenharmony_ci .driver = { 5562306a36Sopenharmony_ci .name = "clk-mt2701-hif", 5662306a36Sopenharmony_ci .of_match_table = of_match_clk_mt2701_hif, 5762306a36Sopenharmony_ci }, 5862306a36Sopenharmony_ci}; 5962306a36Sopenharmony_cimodule_platform_driver(clk_mt2701_hif_drv); 6062306a36Sopenharmony_ciMODULE_LICENSE("GPL"); 61